-/* xscreensaver, Copyright (c) 1991-2010 Jamie Zawinski <jwz@jwz.org>
+/* xscreensaver, Copyright (c) 1991-2012 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
#import <stdlib.h>
#import <stdint.h>
-#import <Cocoa/Cocoa.h>
+
+#ifdef USE_IPHONE
+# import <UIKit/UIKit.h>
+# import <UIKit/UIScreen.h>
+# import <QuartzCore/QuartzCore.h>
+# define NSView UIView
+# define NSRect CGRect
+# define NSPoint CGPoint
+# define NSSize CGSize
+# define NSColor UIColor
+# define NSImage UIImage
+# define NSEvent UIEvent
+# define NSFont UIFont
+# define NSGlyph CGGlyph
+# define NSWindow UIWindow
+# define NSMakeSize CGSizeMake
+# define NSBezierPath UIBezierPath
+#else
+# import <Cocoa/Cocoa.h>
+#endif
+
#import "jwxyz.h"
#import "jwxyz-timers.h"
struct {
NSView *view;
unsigned long background;
+ int last_mouse_x, last_mouse_y;
} window;
struct {
int depth;
Screen *screen;
struct jwxyz_sources_data *timers_data;
+# ifndef USE_IPHONE
CGDirectDisplayID cgdpy; /* ...of the one and only Window, main_window.
This can change if the window is dragged to
a different screen. */
+# endif
CGColorSpaceRef colorspace; /* Color space of this screen. We tag all of
our images with this to avoid translation
Display *
-jwxyz_make_display (void *nsview_arg)
+jwxyz_make_display (void *nsview_arg, void *cgc_arg)
{
+ CGContextRef cgc = (CGContextRef) cgc_arg;
NSView *view = (NSView *) nsview_arg;
if (!view) abort();
Window w = (Window) calloc (1, sizeof(*w));
w->type = WINDOW;
- // kludge! this needs to be set late, so we do it in XClearWindow!
- // w->cgc = [[[view window] graphicsContext] graphicsPort];
- w->cgc = 0;
w->window.view = view;
CFRetain (w->window.view); // needed for garbage collection?
w->window.background = BlackPixel(0,0);
d->main_window = w;
- [view lockFocus];
- w->cgc = [[[view window] graphicsContext] graphicsPort];
- [view unlockFocus];
-
- jwxyz_window_resized (d, w);
+# ifndef USE_IPHONE
+ if (! cgc) {
+ [view lockFocus];
+ cgc = [[[view window] graphicsContext] graphicsPort];
+ [view unlockFocus];
+ w->cgc = cgc;
+ }
+# endif
+ Assert (cgc, "no CGContext");
return d;
}
/* Call this when the View changes size or position.
*/
void
-jwxyz_window_resized (Display *dpy, Window w)
+jwxyz_window_resized (Display *dpy, Window w,
+ int new_x, int new_y, int new_width, int new_height,
+ void *cgc_arg)
{
+ CGContextRef cgc = (CGContextRef) cgc_arg;
Assert (w->type == WINDOW, "not a window");
- NSRect r = [w->window.view frame];
- w->frame.origin.x = r.origin.x; // NSRect -> CGRect
- w->frame.origin.y = r.origin.y;
- w->frame.size.width = r.size.width;
- w->frame.size.height = r.size.height;
+ w->frame.origin.x = new_x;
+ w->frame.origin.y = new_y;
+ w->frame.size.width = new_width;
+ w->frame.size.height = new_height;
+ if (cgc) w->cgc = cgc;
+ Assert (w->cgc, "no CGContext");
+
+# ifndef USE_IPHONE
// Figure out which screen the window is currently on.
{
int wx, wy;
CGGetDisplaysWithPoint (p, 1, &dpy->cgdpy, &n);
Assert (dpy->cgdpy, "unable to find CGDisplay");
}
+# endif // USE_IPHONE
#if 0
{
}
+#ifdef USE_IPHONE
+void
+jwxyz_mouse_moved (Display *dpy, Window w, int x, int y)
+{
+ Assert (w->type == WINDOW, "not a window");
+ w->window.last_mouse_x = x;
+ w->window.last_mouse_y = y;
+}
+#endif // USE_IPHONE
+
+
+
jwxyz_sources_data *
display_sources_data (Display *dpy)
{
set_clip_mask (d, gc);
}
-#define pop_gc(d,gc) CGContextRestoreGState ((d)->cgc)
+#define pop_gc(d,gc) CGContextRestoreGState (d->cgc)
/* Pushes a GC context; sets BlendMode, ClipMask, Fill, and Stroke colors.
}
CGContextRef cgc = d->cgc;
-
set_color (cgc, color, depth, gc->gcv.alpha_allowed_p, fill_p);
CGContextSetShouldAntialias (cgc, antialias_p);
}
gc->gcv.function == GXclear) {
// "set" and "clear" are dumb drawing modes that ignore the source
// bits and just draw solid rectangles.
- set_color (dst->cgc, (gc->gcv.function == GXset
- ? (gc->depth == 1 ? 1 : WhitePixel(0,0))
- : (gc->depth == 1 ? 0 : BlackPixel(0,0))),
+ set_color (dst->cgc,
+ (gc->gcv.function == GXset
+ ? (gc->depth == 1 ? 1 : WhitePixel(0,0))
+ : (gc->depth == 1 ? 0 : BlackPixel(0,0))),
gc->depth, gc->gcv.alpha_allowed_p, YES);
draw_rect (dpy, dst, 0, dst_x, dst_y, width, height, YES, YES);
return 0;
BOOL mask_p = NO;
BOOL free_cgi_p = NO;
- if (src->type == PIXMAP) {
+
+#ifndef USE_IPHONE
+ // Because of the backbuffer, all iPhone Windows work like Pixmaps.
+ if (src->type == PIXMAP)
+# endif
+ {
// If we are copying from a Pixmap to a Pixmap or Window, we must first
// copy the bits to an intermediary CGImage object, then copy that to the
free_cgi_p = YES;
}
- if (src->pixmap.depth == 1)
+ if (src->type == PIXMAP && src->pixmap.depth == 1)
mask_p = YES;
+# ifndef USE_IPHONE
} else { /* (src->type == WINDOW) */
NSRect nsfrom; // NSRect != CGRect on 10.4
//Assert(CGImageGetColorSpace(cgi) == dpy->colorspace,"bad colorspace");
CGDataProviderRelease (prov);
}
+
+# endif // !USE_IPHONE
}
+ CGContextRef cgc = dst->cgc;
+
if (mask_p) { // src depth == 1
push_bg_gc (dst, gc, YES);
// fill the destination rectangle with solid background...
- CGContextFillRect (dst->cgc, orig_dst_rect);
+ CGContextFillRect (cgc, orig_dst_rect);
+
+ Assert (cgc, "no CGC with 1-bit XCopyArea");
// then fill in a solid rectangle of the fg color, using the image as an
// alpha mask. (the image has only values of BlackPixel or WhitePixel.)
- set_color (dst->cgc, gc->gcv.foreground, gc->depth,
+ set_color (cgc, gc->gcv.foreground, gc->depth,
gc->gcv.alpha_allowed_p, YES);
- CGContextClipToMask (dst->cgc, dst_rect, cgi);
- CGContextFillRect (dst->cgc, dst_rect);
+ CGContextClipToMask (cgc, dst_rect, cgi);
+ CGContextFillRect (cgc, dst_rect);
pop_gc (dst, gc);
// being copied.
//
if (clipped) {
- set_color (dst->cgc, gc->gcv.background, gc->depth,
+ set_color (cgc, gc->gcv.background, gc->depth,
gc->gcv.alpha_allowed_p, YES);
- CGContextFillRect (dst->cgc, orig_dst_rect);
+ CGContextFillRect (cgc, orig_dst_rect);
}
if (cgi) {
// copy the CGImage onto the destination CGContext
//Assert(CGImageGetColorSpace(cgi) == dpy->colorspace, "bad colorspace");
- CGContextDrawImage (dst->cgc, dst_rect, cgi);
+ CGContextDrawImage (cgc, dst_rect, cgi);
} else {
// No cgi means src == dst, and both are Windows.
+
+# ifdef USE_IPHONE
+ abort(); // No NSCopyBits on iOS, but shouldn't be reached anyway.
+# else // !USE_IPHONE
NSRect nsfrom;
nsfrom.origin.x = src_rect.origin.x; // NSRect != CGRect on 10.4
nsfrom.origin.y = src_rect.origin.y;
nsto.x = dst_rect.origin.x;
nsto.y = dst_rect.origin.y;
NSCopyBits (0, nsfrom, nsto);
+# endif // !USE_IPHONE
}
pop_gc (dst, gc);
}
if (free_cgi_p) CGImageRelease (cgi);
+
if (releaseme) [releaseme release];
invalidate_drawable_cache (dst);
return 0;
push_fg_gc (d, gc, NO);
- set_line_mode (d->cgc, &gc->gcv);
- CGContextBeginPath (d->cgc);
- CGContextMoveToPoint (d->cgc, p.x, p.y);
+ CGContextRef cgc = d->cgc;
+ set_line_mode (cgc, &gc->gcv);
+ CGContextBeginPath (cgc);
+ CGContextMoveToPoint (cgc, p.x, p.y);
p.x = wr.origin.x + x2;
p.y = wr.origin.y + wr.size.height - y2;
- CGContextAddLineToPoint (d->cgc, p.x, p.y);
- CGContextStrokePath (d->cgc);
+ CGContextAddLineToPoint (cgc, p.x, p.y);
+ CGContextStrokePath (cgc);
pop_gc (d, gc);
invalidate_drawable_cache (d);
return 0;
NSPoint p;
CGRect wr = d->frame;
push_fg_gc (d, gc, NO);
- set_line_mode (d->cgc, &gc->gcv);
+
+ CGContextRef cgc = d->cgc;
+
+ set_line_mode (cgc, &gc->gcv);
// if the first and last points coincide, use closepath to get
// the proper line-joining.
p.x = wr.origin.x + points->x;
p.y = wr.origin.y + wr.size.height - points->y;
points++;
- CGContextBeginPath (d->cgc);
- CGContextMoveToPoint (d->cgc, p.x, p.y);
+ CGContextBeginPath (cgc);
+ CGContextMoveToPoint (cgc, p.x, p.y);
for (i = 1; i < count; i++) {
if (mode == CoordModePrevious) {
p.x += points->x;
p.x = wr.origin.x + points->x;
p.y = wr.origin.y + wr.size.height - points->y;
}
- CGContextAddLineToPoint (d->cgc, p.x, p.y);
+ CGContextAddLineToPoint (cgc, p.x, p.y);
points++;
}
- if (closed_p) CGContextClosePath (d->cgc);
- CGContextStrokePath (d->cgc);
+ if (closed_p) CGContextClosePath (cgc);
+ CGContextStrokePath (cgc);
pop_gc (d, gc);
invalidate_drawable_cache (d);
return 0;
int i;
CGRect wr = d->frame;
+ CGContextRef cgc = d->cgc;
+
push_fg_gc (d, gc, NO);
- set_line_mode (d->cgc, &gc->gcv);
- CGContextBeginPath (d->cgc);
+ set_line_mode (cgc, &gc->gcv);
+ CGContextBeginPath (cgc);
for (i = 0; i < count; i++) {
- CGContextMoveToPoint (d->cgc,
+ CGContextMoveToPoint (cgc,
wr.origin.x + segments->x1,
wr.origin.y + wr.size.height - segments->y1);
- CGContextAddLineToPoint (d->cgc,
+ CGContextAddLineToPoint (cgc,
wr.origin.x + segments->x2,
wr.origin.y + wr.size.height - segments->y2);
segments++;
}
- CGContextStrokePath (d->cgc);
+ CGContextStrokePath (cgc);
pop_gc (d, gc);
invalidate_drawable_cache (d);
return 0;
push_bg_gc (d, gc, fill_p);
}
+ CGContextRef cgc = d->cgc;
if (fill_p)
- CGContextFillRect (d->cgc, r);
+ CGContextFillRect (cgc, r);
else {
if (gc)
- set_line_mode (d->cgc, &gc->gcv);
- CGContextStrokeRect (d->cgc, r);
+ set_line_mode (cgc, &gc->gcv);
+ CGContextStrokeRect (cgc, r);
}
if (gc)
{
CGRect wr = d->frame;
int i;
+ CGContextRef cgc = d->cgc;
push_fg_gc (d, gc, YES);
for (i = 0; i < n; i++) {
CGRect r;
r.origin.y = wr.origin.y + wr.size.height - rects->y - rects->height;
r.size.width = rects->width;
r.size.height = rects->height;
- CGContextFillRect (d->cgc, r);
+ CGContextFillRect (cgc, r);
rects++;
}
pop_gc (d, gc);
XClearArea (Display *dpy, Window win, int x, int y, int w, int h, Bool exp)
{
Assert (win->type == WINDOW, "not a window");
- set_color (win->cgc, win->window.background, 32, NO, YES);
+ CGContextRef cgc = win->cgc;
+ set_color (cgc, win->window.background, 32, NO, YES);
draw_rect (dpy, win, 0, x, y, w, h, NO, YES);
return 0;
}
CGRect wr = d->frame;
int i;
push_fg_gc (d, gc, YES);
- CGContextBeginPath (d->cgc);
+ CGContextRef cgc = d->cgc;
+ CGContextBeginPath (cgc);
+ float x = 0, y = 0;
for (i = 0; i < npoints; i++) {
- float x, y;
if (i > 0 && mode == CoordModePrevious) {
x += points[i].x;
y -= points[i].y;
}
if (i == 0)
- CGContextMoveToPoint (d->cgc, x, y);
+ CGContextMoveToPoint (cgc, x, y);
else
- CGContextAddLineToPoint (d->cgc, x, y);
+ CGContextAddLineToPoint (cgc, x, y);
}
- CGContextClosePath (d->cgc);
+ CGContextClosePath (cgc);
if (gc->gcv.fill_rule == EvenOddRule)
- CGContextEOFillPath (d->cgc);
+ CGContextEOFillPath (cgc);
else
- CGContextFillPath (d->cgc);
+ CGContextFillPath (cgc);
pop_gc (d, gc);
invalidate_drawable_cache (d);
return 0;
push_fg_gc (d, gc, fill_p);
- CGContextBeginPath (d->cgc);
+ CGContextRef cgc = d->cgc;
+ CGContextBeginPath (cgc);
- CGContextSaveGState(d->cgc);
- CGContextTranslateCTM (d->cgc, ctr.x, ctr.y);
- CGContextScaleCTM (d->cgc, width/2.0, height/2.0);
+ CGContextSaveGState(cgc);
+ CGContextTranslateCTM (cgc, ctr.x, ctr.y);
+ CGContextScaleCTM (cgc, width/2.0, height/2.0);
if (fill_p)
- CGContextMoveToPoint (d->cgc, 0, 0);
+ CGContextMoveToPoint (cgc, 0, 0);
- CGContextAddArc (d->cgc, 0.0, 0.0, 1, r1, r2, clockwise);
- CGContextRestoreGState (d->cgc); // restore before stroke, for line width
+ CGContextAddArc (cgc, 0.0, 0.0, 1, r1, r2, clockwise);
+ CGContextRestoreGState (cgc); // restore before stroke, for line width
if (closed_p)
- CGContextClosePath (d->cgc); // for proper line joining
+ CGContextClosePath (cgc); // for proper line joining
if (fill_p) {
- CGContextFillPath (d->cgc);
+ CGContextFillPath (cgc);
} else {
- set_line_mode (d->cgc, &gc->gcv);
- CGContextStrokePath (d->cgc);
+ set_line_mode (cgc, &gc->gcv);
+ CGContextStrokePath (cgc);
}
pop_gc (d, gc);
static void
set_gcv (GC gc, XGCValues *from, unsigned long mask)
{
+ if (! mask) return;
+ if (! gc) abort();
+ if (! from) abort();
+
if (mask & GCFunction) gc->gcv.function = from->function;
if (mask & GCForeground) gc->gcv.foreground = from->foreground;
if (mask & GCBackground) gc->gcv.background = from->background;
g = (hex[spec[3]] << 4) | hex[spec[4]];
b = (hex[spec[5]] << 4) | hex[spec[6]];
} else if (!strcasecmp(spec,"black")) {
- r = g = b = 0;
+// r = g = b = 0;
} else if (!strcasecmp(spec,"white")) {
r = g = b = 255;
} else if (!strcasecmp(spec,"red")) {
if (w <= 0 || h <= 0)
return 0;
+ CGContextRef cgc = d->cgc;
+
if (gc->gcv.function == GXset ||
gc->gcv.function == GXclear) {
// "set" and "clear" are dumb drawing modes that ignore the source
// bits and just draw solid rectangles.
- set_color (d->cgc, (gc->gcv.function == GXset
+ set_color (cgc, (gc->gcv.function == GXset
? (gc->depth == 1 ? 1 : WhitePixel(0,0))
: (gc->depth == 1 ? 0 : BlackPixel(0,0))),
gc->depth, gc->gcv.alpha_allowed_p, YES);
kCGRenderingIntentDefault);
CGDataProviderRelease (prov);
//Assert (CGImageGetColorSpace (cgi) == dpy->colorspace, "bad colorspace");
- CGContextDrawImage (d->cgc, r, cgi);
+ CGContextDrawImage (cgc, r, cgi);
CGImageRelease (cgi);
} else { // (bpp == 1)
NO); /* interpolate */
push_fg_gc (d, gc, YES);
- CGContextFillRect (d->cgc, r); // foreground color
- CGContextClipToMask (d->cgc, r, mask);
- set_color (d->cgc, gc->gcv.background, gc->depth, NO, YES);
- CGContextFillRect (d->cgc, r); // background color
+ CGContextFillRect (cgc, r); // foreground color
+ CGContextClipToMask (cgc, r, mask);
+ set_color (cgc, gc->gcv.background, gc->depth, NO, YES);
+ CGContextFillRect (cgc, r); // background color
pop_gc (d, gc);
free (flipped);
{
const unsigned char *data = 0;
int depth, ibpp, ibpl, alpha_first_p;
+# ifndef USE_IPHONE
NSBitmapImageRep *bm = 0;
+# endif
Assert ((width < 65535), "improbably large width");
Assert ((height < 65535), "improbably large height");
Assert ((x < 65535 && x > -65535), "improbably large x");
Assert ((y < 65535 && y > -65535), "improbably large y");
- if (d->type == PIXMAP) {
- depth = d->pixmap.depth;
- alpha_first_p = 1; // we created it with kCGImageAlphaNoneSkipFirst.
- ibpp = CGBitmapContextGetBitsPerPixel (d->cgc);
- ibpl = CGBitmapContextGetBytesPerRow (d->cgc);
- data = CGBitmapContextGetData (d->cgc);
+ CGContextRef cgc = d->cgc;
+
+#ifndef USE_IPHONE
+ // Because of the backbuffer, all iPhone Windows work like Pixmaps.
+ if (d->type == PIXMAP)
+# endif
+ {
+ depth = (d->type == PIXMAP
+ ? d->pixmap.depth
+ : 32);
+ // If it's a pixmap, we created it with kCGImageAlphaNoneSkipFirst.
+ // If it's an iPhone window, it's the other way around.
+ alpha_first_p = (d->type == PIXMAP);
+ ibpp = CGBitmapContextGetBitsPerPixel (cgc);
+ ibpl = CGBitmapContextGetBytesPerRow (cgc);
+ data = CGBitmapContextGetData (cgc);
Assert (data, "CGBitmapContextGetData failed");
- } else {
+
+# ifndef USE_IPHONE
+ } else { /* (d->type == WINDOW) */
+
// get the bits (desired sub-rectangle) out of the NSView
NSRect nsfrom;
nsfrom.origin.x = x;
ibpl = [bm bytesPerRow];
data = [bm bitmapData];
Assert (data, "NSBitmapImageRep initWithFocusedViewRect failed");
+# endif // !USE_IPHONE
}
// data points at (x,y) with ibpl rowstride. ignore x,y from now on.
}
}
+# ifndef USE_IPHONE
if (bm) [bm release];
+# endif
return image;
}
+
/* Returns a transformation matrix to do rotation as per the provided
EXIF "Orientation" value.
*/
XRectangle *geom_ret, int exif_rotation)
{
CGImageRef cgi;
+# ifndef USE_IPHONE
CGImageSourceRef cgsrc;
+# endif // USE_IPHONE
NSSize imgr;
+ CGContextRef cgc = d->cgc;
+
if (nsimg_p) {
NSImage *nsimg = (NSImage *) img_arg;
imgr = [nsimg size];
+# ifndef USE_IPHONE
// convert the NSImage to a CGImage via the toll-free-bridging
// of NSData and CFData...
//
CFDataRef cfdata = (CFDataRef) nsdata;
cgsrc = CGImageSourceCreateWithData (cfdata, NULL);
cgi = CGImageSourceCreateImageAtIndex (cgsrc, 0, NULL);
+# else // USE_IPHONE
+ cgi = nsimg.CGImage;
+# endif // USE_IPHONE
} else {
cgi = (CGImageRef) img_arg;
if (d->type == WINDOW)
XClearWindow (dpy, d);
else {
- set_color (d->cgc, BlackPixel(dpy,0), 32, NO, YES);
+ set_color (cgc, BlackPixel(dpy,0), 32, NO, YES);
draw_rect (dpy, d, 0, 0, 0, winr.size.width, winr.size.height, NO, YES);
}
CGAffineTransform trans =
exif_rotate (exif_rotation, rot_p ? dst2.size : dst.size);
- CGContextSaveGState (d->cgc);
- CGContextConcatCTM (d->cgc,
+ CGContextSaveGState (cgc);
+ CGContextConcatCTM (cgc,
CGAffineTransformMakeTranslation (dst.origin.x,
dst.origin.y));
- CGContextConcatCTM (d->cgc, trans);
+ CGContextConcatCTM (cgc, trans);
//Assert (CGImageGetColorSpace (cgi) == dpy->colorspace, "bad colorspace");
- CGContextDrawImage (d->cgc, dst2, cgi);
- CGContextRestoreGState (d->cgc);
+ CGContextDrawImage (cgc, dst2, cgi);
+ CGContextRestoreGState (cgc);
+# ifndef USE_IPHONE
if (nsimg_p) {
CFRelease (cgsrc);
CGImageRelease (cgi);
}
+# endif // USE_IPHONE
if (geom_ret) {
geom_ret->x = dst.origin.x;
}
+
Pixmap
XCreatePixmapFromBitmapData (Display *dpy, Drawable drawable,
const char *data,
f->per_char = (XCharStruct *) calloc (last-first+2, sizeof (XCharStruct));
int i;
+# ifndef USE_IPHONE
NSBezierPath *bpath = [NSBezierPath bezierPath];
+# endif
for (i = first; i <= last; i++) {
unsigned char str[2];
NSString *nsstr = [NSString stringWithCString:(char *) str
encoding:NSISOLatin1StringEncoding];
+ NSPoint advancement;
+ NSRect bbox;
+
+# ifndef USE_IPHONE
/* I can't believe we have to go through this bullshit just to
convert a 'char' to an NSGlyph!!
[NSString sizeWithAttributes] both return an advancement-sized
rectangle, not a rectangle completely enclosing the glyph's ink.
*/
- NSPoint advancement;
- NSRect bbox;
advancement.x = advancement.y = 0;
[bpath removeAllPoints];
[bpath moveToPoint:advancement];
advancement = [bpath currentPoint];
bbox = [bpath bounds];
+# else // USE_IPHONE
+
+ UIFont *ff = fid->nsfont;
+ CGSize size = [nsstr sizeWithFont:ff];
+
+ /* sizeWithFont gives us a character's "width" and "height".
+ There is no way to get a character's "lbearing", "rbearing",
+ or "descent". We do have the font's overall "descent", though.
+
+ drawAtPoint (to an offscreen CGContext) returns "width" and the
+ "ascent" of the font (not of the glyph, I think) so that doesn't
+ help.
+
+ CGFontGetGlyphBBoxes might help (if it actually returns a bounding
+ box and not just the ascent/width again, which I don't know) but
+ we can't use it anyway because there is no way to map a unichar to
+ a CGGlyph.
+
+ Fuck you sideways, Apple.
+ */
+
+ bbox.origin.x = 0;
+ bbox.origin.y = [ff descender];
+ bbox.size.width = size.width;
+ bbox.size.height = size.height;
+
+ advancement.x = size.width;
+ advancement.y = 0;
+
+# endif // USE_IPHONE
+
/* Now that we know the advancement and bounding box, we can compute
the lbearing and rbearing.
*/
(int) advancement.x, (int) advancement.y);
#endif
}
-
}
}
static NSFont *
-try_native_font (const char *name, char **name_ret, float *size_ret)
+try_native_font (const char *name, float scale,
+ char **name_ret, float *size_ret)
{
if (!name) return 0;
const char *spc = strrchr (name, ' ');
if (!spc) return 0;
- int size = 0;
- if (1 != sscanf (spc, " %d ", &size)) return 0;
+ int dsize = 0;
+ if (1 != sscanf (spc, " %d ", &dsize)) return 0;
+ float size = dsize;
+
if (size <= 4) return 0;
+ size *= scale;
+
char *name2 = strdup (name);
name2[strlen(name2) - strlen(spc)] = 0;
NSString *nsname = [NSString stringWithCString:name2
static NSFont *
random_font (BOOL bold, BOOL ital, float size, char **name_ret)
{
+# ifndef USE_IPHONE
NSFontTraitMask mask = ((bold ? NSBoldFontMask : NSUnboldFontMask) |
(ital ? NSItalicFontMask : NSUnitalicFontMask));
NSArray *fonts = [[NSFontManager sharedFontManager]
// None of the fonts support ASCII?
return 0;
+
+# else // USE_IPHONE
+
+ NSMutableArray *fonts = [NSMutableArray arrayWithCapacity:100];
+ NSArray *families = [UIFont familyNames];
+ NSMutableDictionary *famdict = [NSMutableDictionary
+ dictionaryWithCapacity:100];
+ NSObject *y = [NSNumber numberWithBool:YES];
+ for (NSString *name in families) {
+ // There are many dups in the families array -- uniquify it.
+ [famdict setValue:y forKey:name];
+ }
+
+ for (NSString *name in famdict) {
+ for (NSString *fn in [UIFont fontNamesForFamilyName:name]) {
+
+# define MATCH(X) \
+ ([fn rangeOfString:X options:NSCaseInsensitiveSearch].location \
+ != NSNotFound)
+
+ BOOL bb = MATCH(@"Bold");
+ BOOL ii = MATCH(@"Italic") || MATCH(@"Oblique");
+
+ if (!bold != !bb) continue;
+ if (!ital != !ii) continue;
+
+ /* Check if it can do ASCII. No good way to accomplish this!
+ These are fonts present in iPhone Simulator as of June 2012
+ that don't include ASCII.
+ */
+ if (MATCH(@"AppleGothic") || // Korean
+ MATCH(@"Dingbats") || // Dingbats
+ MATCH(@"Emoji") || // Emoticons
+ MATCH(@"Geeza") || // Arabic
+ MATCH(@"Hebrew") || // Hebrew
+ MATCH(@"HiraKaku") || // Japanese
+ MATCH(@"HiraMin") || // Japanese
+ MATCH(@"Kailasa") || // Tibetan
+ MATCH(@"Ornaments") || // Dingbats
+ MATCH(@"STHeiti") // Chinese
+ )
+ continue;
+
+ [fonts addObject:fn];
+# undef MATCH
+ }
+ }
+
+ if (! [fonts count]) return 0; // Nothing suitable?
+
+ int i = random() % [fonts count];
+ NSString *name = [fonts objectAtIndex:i];
+ UIFont *ff = [UIFont fontWithName:name size:size];
+ *name_ret = strdup ([name cStringUsingEncoding:NSUTF8StringEncoding]);
+
+ return ff;
+
+# endif // USE_IPHONE
}
static NSFont *
-try_xlfd_font (const char *name, char **name_ret, float *size_ret)
+try_xlfd_font (const char *name, float scale,
+ char **name_ret, float *size_ret)
{
NSFont *nsfont = 0;
BOOL bold = NO;
if (size < 6 || size > 1000)
size = 12;
+ size *= scale;
+
if (rand)
nsfont = random_font (bold, ital, size, &ps_name);
{
Font fid = (Font) calloc (1, sizeof(*fid));
- fid->nsfont = try_native_font (name, &fid->ps_name, &fid->size);
+ float scale = 1;
+
+# ifdef USE_IPHONE
+ // Scale up fonts on Retina displays.
+ scale = dpy->main_window->window.view.contentScaleFactor;
+# endif
+
+ fid->nsfont = try_native_font (name, scale, &fid->ps_name, &fid->size);
+
+ if (!fid->nsfont && name &&
+ strchr (name, ' ') &&
+ !strchr (name, '*')) {
+ // If name contains a space but no stars, it is a native font spec --
+ // return NULL so that we know it really didn't exist. Else, it is an
+ // XLFD font, so keep trying.
+ XUnloadFont (dpy, fid);
+ return 0;
+ }
+
if (! fid->nsfont)
- fid->nsfont = try_xlfd_font (name, &fid->ps_name, &fid->size);
+ fid->nsfont = try_xlfd_font (name, scale, &fid->ps_name, &fid->size);
+
+ // We should never return NULL for XLFD fonts.
if (!fid->nsfont) {
- NSLog(@"no NSFont for \"%s\"", name);
abort();
}
CFRetain (fid->nsfont); // needed for garbage collection?
XLoadQueryFont (Display *dpy, const char *name)
{
Font fid = XLoadFont (dpy, name);
+ if (!fid) return 0;
return XQueryFont (dpy, fid);
}
int
XUnloadFont (Display *dpy, Font fid)
{
- free (fid->ps_name);
- free (fid->metrics.per_char);
+ if (fid->ps_name)
+ free (fid->ps_name);
+ if (fid->metrics.per_char)
+ free (fid->metrics.per_char);
// #### DAMMIT! I can't tell what's going wrong here, but I keep getting
// crashes in [NSFont ascender] <- query_font, and it seems to go away
static void
-set_font (CGContextRef cgc, GC gc)
+set_font (Display *dpy, CGContextRef cgc, GC gc)
{
Font font = gc->gcv.font;
if (! font) {
- font = XLoadFont (0, 0);
+ font = XLoadFont (dpy, 0);
gc->gcv.font = font;
[gc->gcv.font->nsfont retain];
CFRetain (gc->gcv.font->nsfont); // needed for garbage collection?
But the Cocoa way only works on NSView, not on CGContextRef (pixmaps)!
*/
+ CGContextRef cgc = d->cgc;
push_fg_gc (d, gc, YES);
- set_font (d->cgc, gc);
+ set_font (dpy, cgc, gc);
- CGContextSetTextDrawingMode (d->cgc, kCGTextFill);
+ CGContextSetTextDrawingMode (cgc, kCGTextFill);
if (gc->gcv.antialias_p)
- CGContextSetShouldAntialias (d->cgc, YES);
- CGContextShowTextAtPoint (d->cgc,
+ CGContextSetShouldAntialias (cgc, YES);
+ CGContextShowTextAtPoint (cgc,
wr.origin.x + x,
wr.origin.y + wr.size.height - y,
str, len);
gc->gcv.clip_mask = copy_pixmap (dpy, m);
if (gc->gcv.clip_mask)
- gc->clip_mask = CGBitmapContextCreateImage (gc->gcv.clip_mask->cgc);
+ gc->clip_mask =
+ CGBitmapContextCreateImage (gc->gcv.clip_mask->cgc);
else
gc->clip_mask = 0;
int *win_x_ret, int *win_y_ret, unsigned int *mask_ret)
{
Assert (w->type == WINDOW, "not a window");
+
+# ifdef USE_IPHONE
+ int x = w->window.last_mouse_x;
+ int y = w->window.last_mouse_y;
+ if (root_x_ret) *root_x_ret = x;
+ if (root_y_ret) *root_y_ret = y;
+ if (win_x_ret) *win_x_ret = x;
+ if (win_y_ret) *win_y_ret = y;
+
+# else // !USE_IPHONE
+
NSWindow *nsw = [w->window.view window];
NSPoint wpos;
// get bottom left of window on screen, from bottom left
NSScreen *screen = (screens && [screens count] > 0
? [screens objectAtIndex:0]
: [NSScreen mainScreen]);
+#ifdef USE_IPHONE
+ double s = w->window.view.contentScaleFactor;
+#else
+ int s = 1;
+#endif
NSRect srect = [screen frame];
- vpos.y = srect.size.height - vpos.y;
+ vpos.y = (s * srect.size.height) - vpos.y;
// get the mouse position on window, from bottom left
NSEvent *e = [NSApp currentEvent];
if (root_y_ret) *root_y_ret = (int) p.y;
if (win_x_ret) *win_x_ret = (int) (p.x - vpos.x);
if (win_y_ret) *win_y_ret = (int) (p.y - vpos.y);
+# endif // !USE_IPHONE
- if (mask_ret) *mask_ret = 0; // ####
+ if (mask_ret) *mask_ret = 0; // #### poll the keyboard modifiers?
if (root_ret) *root_ret = 0;
if (child_ret) *child_ret = 0;
return True;
Window *child_ret)
{
Assert (w->type == WINDOW, "not a window");
+
+# ifdef USE_IPHONE
+
+ NSPoint p;
+ p.x = src_x;
+ p.y = src_y;
+
+# else // !USE_IPHONE
+
NSWindow *nsw = [w->window.view window];
NSPoint wpos;
// get bottom left of window on screen, from bottom left
NSScreen *screen = (screens && [screens count] > 0
? [screens objectAtIndex:0]
: [NSScreen mainScreen]);
+# ifdef USE_IPHONE
+ double s = w->window.view.contentScaleFactor;
+# else
+ int s = 1;
+# endif
NSRect srect = [screen frame];
- vpos.y = srect.size.height - vpos.y;
+ vpos.y = (s * srect.size.height) - vpos.y;
// point starts out relative to top left of view
NSPoint p;
// get point relative to top left of screen
p.x += vpos.x;
p.y += vpos.y;
+# endif // !USE_IPHONE
*dest_x_ret = p.x;
*dest_y_ret = p.y;